22205740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{271}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 49762944

約数和(自身を除く): 27557204

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 241, 271, 340, 482, 542, 964, 1084, 1205, 1355, 2410, 2710, 4097, 4607, 4820, 5420, 8194, 9214, 16388, 18428, 20485, 23035, 40970, 46070, 65311, 81940, 92140, 130622, 261244, 326555, 653110, 1110287, 1306220, 2220574, 4441148, 5551435, 11102870, 22205740]

約数ペア:

[(1, 22205740), (2, 11102870), (4, 5551435), (5, 4441148), (10, 2220574), (17, 1306220), (20, 1110287), (34, 653110), (68, 326555), (85, 261244), (170, 130622), (241, 92140), (271, 81940), (340, 65311), (482, 46070), (542, 40970), (964, 23035), (1084, 20485), (1205, 18428), (1355, 16388), (2410, 9214), (2710, 8194), (4097, 5420), (4607, 4820)]